Thermometer



FIG. 1 is a front perspective view of the ornamental design for a thermometer;

FIG. 2 is a rear perspective view of the thermometer design shown in FIG. 1 ;

FIG. 3 is a front view of the thermometer design shown in FIG. 1 ;

FIG. 4 is a rear view of the thermometer design shown in FIG. 1 ;

FIG. 5 is a top view of the thermometer design shown in FIG. 1 ;

FIG. 6 is a bottom view of the thermometer design shown in FIG. 1 ;

FIG. 7 is a right-side view of the thermometer design shown in FIG. 1 ; and,

FIG. 8 is a left-side view of the thermometer design shown in FIG. 1 . 

CLAIM The ornamental design for a thermometer, as shown and described. 